Hadoop配置时，HDFSNameNode的指定配置fs.defaultFS在哪个文件（)

A.HDFS

B.Hadoop

C.Memory

D.MapReduce

A.Hadoop

B.SparkSQL

C.Mllib

D.GraphX

A.hadoop

B.oracle

C.acess

D.mysql

Hadoop分布式文件系统被设计成合适运行在通用硬件(commodityhardware)上的集中式文件系统。()

A.V1.x

B.V2.x

C.V3.x

D.V4.x

A.＜"hello",1,1＞、＜"hadoop",1＞和＜"world",1＞

B.＜"hello",2＞、＜"hadoop",1＞和＜"world",1＞

C.＜"hello",＜1,1＞＞、＜"hadoop",1＞和＜"world",1＞

D.＜"hello",1＞、＜"hello",1＞、＜"hadoop",1＞和＜"world",1＞

A.Docker

B.GIS

C.Java

D.Hadoop

A.fink

B.hive

C.miner

D.spark

A.高容错性

B.高可靠性

C.成本高

D.支持多种编程语言